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34篇 您的检索式:作者名="Dawei Gu"
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1Insight-HXMT observations of the first binary neutron star merger GW170817显示文摘Finding the electromagnetic(EM) counterpart of binary compact star merger, especially the binary neutron star(BNS) merger,is critically important for gravitational wave(GW) astronomy, cosmology and fundamental physics. On Aug. 17, 2017,Advanced LIGO and Fermi/GBM independently triggered the first BNS merger, GW170817, and its high energy EM counterpart,GRB 170817 A, respectively, resulting in a global observation campaign covering gamma-ray, X-ray, UV, optical, IR, radio as well as neutrinos. The High Energy X-ray telescope(HE) onboard Insight-HXMT(Hard X-ray Modulation Telescope) is the unique high-energy gamma-ray telescope that monitored the entire GW localization area and especially the optical counterpart(SSS17 a/AT2017 gfo) with very large collection area(~1000 cm^2) and microsecond time resolution in 0.2-5 MeV. In addition,Insight-HXMT quickly implemented a Target of Opportunity(ToO) observation to scan the GW localization area for potential X-ray emission from the GW source. Although Insight-HXMT did not detect any significant high energy(0.2-5 MeV) radiation from GW170817, its observation helped to confirm the unexpected weak and soft nature of GRB 170817 A. Meanwhile,Insight-HXMT/HE provides one of the most stringent constraints(~10^(-7) to 10^(-6) erg/cm^2/s) for both GRB170817 A and any other possible precursor or extended emissions in 0.2-5 MeV, which help us to better understand the properties of EM radiation from this BNS merger. Therefore the observation of Insight-HXMT constitutes an important chapter in the full context of multi-wavelength and multi-messenger observation of this historical GW event.TiPei Li ShaoLin Xiong ShuangNan Zhang FangJun Lu LiMing Song XueLei Cao Zhi Chang Gang Chen Li Chen TianXiang Chen Yong Chen YiBao Chen YuPeng Chen Wei Cui WeiWei Cui JingKang Deng YongWei Dong YuanYuan Du MinXue Fu GuanHua Gao He Gao Min Gao MingYu Ge YuDong Gu Ju Guan ChengCheng Guo DaWei Han Wei Hu Yue Huang Jia Huo ShuMei Jia LuHua Jiang WeiChun Jiang Jing Jin YongJie Jin Bing Li ChengKui Li Gang Li MaoShun Li Wei Li Xian Li XiaoBo Li XuFang Li YanGuo Li ZiJian Li ZhengWei Li XiaoHua Liang JinYuan Liao CongZhan Liu GuoQing Liu HongWei Liu ShaoZhen Liu XiaoJing Liu Yuan Liu YiNong Liu Bo Lu XueFeng Lu Tao Luo Xiang Ma Bin Meng Yi Nang JianYin Nie Ge OU JinLu Qu Na Sai Liang Sun Yin Tan Lian Tao WenHui Tao YouLi Tuo GuoFeng Wang HuanYu Wang Juan Wang WenShuai Wang YuSa Wang XiangYang Wen BoBing WU Mei Wu GuangCheng Xiao He Xu YuPeng Xu LinLi Yan JiaWei Yang Sheng Yang YanJi Yang AiMei Zhang ChunLei Zhang ChengMo Zhang Fan Zhang HongMei Zhang Juan Zhang Qiang Zhang Shu Zhang Tong Zhang Wei Zhang WanChang Zhang WenZhao Zhang Yi Zhang Yue Zhang YiFei Zhang YongJie Zhang Zhao Zhang ZiLiang Zhang HaiSheng Zhao JianLing Zhao XiaoFan Zhao ShiJie Zheng Yue Zhu YuXuan Zhu ChangLin Zou 2018Science China(Physics,Mechanics & Astronomy)2018,61,3:12
2The enhanced X-ray Timing and Polarimetry mission—eXTP显示文摘In this paper we present the enhanced X-ray Timing and Polarimetry mission—eXTP. eXTP is a space science mission designed to study fundamental physics under extreme conditions of density, gravity and magnetism. The mission aims at determining the equation of state of matter at supra-nuclear density, measuring effects of QED, and understanding the dynamics of matter in strong-field gravity. In addition to investigating fundamental physics, eXTP will be a very powerful observatory for astrophysics that will provide observations of unprecedented quality on a variety of galactic and extragalactic objects. In particular, its wide field monitoring capabilities will be highly instrumental to detect the electro-magnetic counterparts of gravitational wave sources.The paper provides a detailed description of:(1) the technological and technical aspects, and the expected performance of the instruments of the scientific payload;(2) the elements and functions of the mission, from the spacecraft to the ground segment.ShuangNan Zhang Andrea Santangelo Marco Feroci YuPeng Xu FangJun Lu Yong Chen Hua Feng Shu Zhang Sφren Brandt Margarita Hernanz Luca Baldini Enrico Bozzo Riccardo Campana Alessandra De Rosa YongWei Dong Yuri Evangelista Vladimir Karas Norbert Meidinger Aline Meuris Kirpal Nandra Teng Pan Giovanni Pareschi Piotr Orleanski QiuShi Huang Stephane Schanne Giorgia Sironi Daniele Spiga Jiri Svoboda Gianpiero Tagliaferri Christoph Tenzer Andrea Vacchi Silvia Zane Dave Walton ZhanShan Wang Berend Winter Xin Wu Jean J.M.in't Zand Mahdi Ahangarianabhari Giovanni Ambrosi Filippo Ambrosino Marco Barbera Stefano Basso Jörg Bayer Ronaldo Bellazzini Pierluigi Bellutti Bruna Bertucci Giuseppe Bertuccio Giacomo Borghi XueLei Cao Franck Cadoux Francesco Ceraudo TianXiang Chen Yu Peng Chen Jerome Chevenez Marta Civitani Wei Cui WeiWei Cui Thomas Dauser Ettore Del Monte Sergio Di Cosimo Sebastian Diebold Victor Doroshenko Michal Dovciak YuanYuan Du Lorenzo Ducci QingMei Fan Yannick Favre Fabio Fuschino JoséLuis Ga'lvez Min Gao MingYu Ge Olivier Gevin Marco Grassi QuanYing Gu YuDong Gu DaWei Han Bin Hong Wei Hu Long Ji ShuMei Jia WeiChun Jiang Thomas Kennedy Ingo Kreykenbohm Irfan Kuvvetli Claudio Labanti Luca Latronico Gang Li MaoShun Li Xian Li Wei Li ZhengWei Li Olivier Limousin HongWei Liu XiaoJing Liu Bo Lu Tao Luo Daniele Macera Piero Malcovati Adrian Martindale Malgorzata Michalska Bin Meng Massimo Minuti Alfredo Morbidini Fabio Muleri Stephane Paltani Emanuele Perinati Antonino Picciotto Claudio Piemonte JinLu Qu Alexandre Rachevski Irina Rashevskaya Jerome Rodriguez Thomas Schanz ZhengXiang Shen LiZhi Sheng JiangBo Song LiMing Song Carmelo Sgro Liang Sun Ying Tan Phil Uttley Bo Wang DianLong Wang GuoFeng Wang Juan Wang LangPing Wang YuSa Wang Anna L.Watts XiangYang Wen Jörn Wilms ShaoLin Xiong JiaWei Yang Sheng Yang YanJi Yang Nian Yu WenDa Zhang Gianluigi Zampa Nicola Zampa Andrzej A.Zdziarski AiMei Zhang ChengMo Zhang Fan Zhang Long Zhang Tong Zhang Yi Zhang XiaoLi Zhang ZiLiang Zhang BaoSheng Zhao ShiJie Zheng Yu Peng Zhou Nicola Zorzi J.Frans Zwart 2019Science China(Physics,Mechanics & Astronomy)2019,62,2:11
3Synergistic effects of ginseng stem and leaf-extracted ginsenoside and choline on improving learning and memory in rats Association verification experiment in animals with multiple learning and memory disorders显示文摘BACKGROUND: Ginsenoside extracted from the stem and leaf of ginseng (GSL) and choline have both been shown to improve learning and memory functions; however,further studies are needed to understand the synergistic effects of a combination of both. OBJECTIVE: To verify the combined improved synergistic effects of GSL and choline on learning and memory disorders in rats. DESIGN: Control observation. SETTING: Taishan Medical College. MATERIALS: A total of 150 male Kunming mice weighing (20±2) g and 40 healthy male Wistar rats weighing (220±20) g were provided by the Experimental Animal Department of Jilin University. Animal experimentation received confirmed consent from the local ethic committee. GSL was provided by the Department of Chemistry,Norman Bethune Medical University,and choline was provided by the Third Experiment Factory,Shanghai. METHODS: This study was performed at the Life Science Institute,Taishan Medical College from October 2006 to February 2007. ① Scopolamine-induced learning and memory disorders in rats: Forty rats were randomly divided into control group,model group,combination group (400 mg/kg GSL + 200 mg/kg choline),GSL (400 mg/kg) group,and choline (200 mg/kg) group,8 rats/group. Rats were perfused and administrated in the morning,once a day for 14 successive days. Rats in the control group and model group were perfused with 20 mL/kg distilled water and underwent Morris water maze spatial resolution test 1 hour after perfusion on the 10th,11th,and 12th days after administration. Rats also underwent passive step-down avoidance test 1 hour after reperfusion on the 13th and 14th days after administration. Thirty minutes prior to experimentation,rats in the remaining three groups were intraperitoneally (i.p) injected with 2 mg/kg scopolamine,and rats in the control group were i.p. injected with 2 mL/kg saline. ② Scopolamine-induced learning disorder and memory acquired disorder in mice: Fifty mice were randomly divided into control group,model group,combination group (400 mg/kg GSL +200 mg/kg choline),GSL (400 mg/kg) group,and choline (200 mg/kg) group,with 10 mice/group. Mice were perfused and administrated in the morning,once a day for 9 successive days. Mice in the control group and model group were perfused with 20 mL/kg distilled water and underwent passive step down avoidance test 1 hour after reperfusion on the 8th and 9th day after administration. Twenty minutes prior to training,mice in the remaining three groups were i.p. injected with 2 mg/kg scopolamine,and mice in the control group were i.p. injected with 10 mL/kg saline. ③ Sodium nitrite-induced memory consolidation disorder in mice: Grouping,administration,and testing were the same as mentioned above. After training,mice in the remaining three groups were immediately subcutaneously injected with 120 mg/kg sodium nitrite,and mice in the control group were subcutaneously injected with 20 mL/kg saline. ④ Ethanol-induced memory reconsolidation disorder in mice: Grouping,administration,and testing were the same as mentioned above. At 24 hours after training and 20 minutes before retraining,mice in the remaining four groups were perfused with 10 mL/kg ethanol (0.3 volume fraction),and mice in the control group were perfused with 10 mL/kg saline. MAIN OUTCOME MEASURES: Synergistic effects of GSL and choline on learning and memory deficits induced by scopolamine,sodium nitrite,and ethanol in experimental animals. RESULTS: All 40 rats and 150 mice were included in the final analysis. ① Synergistic effects of GSL and choline on learning and memory disorders induced by scopolamine in rats: During passive step-down avoidance and Morris water maze spatial resolution tests,the number of error responses and length of maze training in the model group were significantly greater than in the control group (P < 0.01); while the number of error responses and length of maze training in the combination group were significantly less than in the model group,GSL group,and choline group (P < 0.05-0.01). The Q value was > 1 after combining administration,which suggests that the combination of GSL and choline had synergistic effects. ② Synergistic effects of GSL and choline on learning disorder and memory-acquired disorder induced by scopolamine in mice: During passive step-down avoidance test,the number of error responses in the model group were significantly greater than in the control group (P < 0.01); while the number of error responses in the combination group were significantly less than in the model group,GSL group,and choline group (P < 0.05-0.01). The Q value was > 1 after combining administration,which suggests GSL and choline had synergistic effects. ③ Synergistic effects of GSL and choline on memory sodium nitrate-induced consolidation disorder in mice: During passive step down avoidance test,the number of error responses in the model group were significantly less than in the control group (P < 0.01); while the number of error responses in the combination group were significantly less than in the model group,GSL group,and choline group (P < 0.05-0.01). The Q value was > 1 after combined administration,which suggests GSL and choline had synergistic effects. ④ Synergistic effects of GSL and choline on ethanol-induced memory reconsolidation disorder in mice: During passive step down avoidance test,the number of error responses in the model group were significantly greater than in the control group (P < 0.01); while the number of error responses in the combination group were significantly less than in the model group,GSL group,and choline group (P < 0.05-0.01). The Q value was > 1 after combined administration,which suggests GSL and choline had synergistic effects. CONCLUSION: GSL and choline have synergistic effects on learning and memory functions.Xiaomin Zhao Hongxia GU Qing Li Xianglin Xie Zuoli Xia Hongxin Cai Ling Zhang Dawei Li Xinnong Wang 2008Neural Regeneration Research2008,3,2:3
4Comparison of cellular responses across multiple passage numbers in Ba/F3-BCR-ABL cells induced by silver nanoparticles显示文摘With the rapid development of nanotechnology and increasingly broad bio-application of engineered nanomaterials, their biohazards have become a serious public concern. It is believed that the chemical nature, particle size, morphology, and surface chemistry of nanomaterials are key parameters that influence their toxicity. Although cultured cells have been widely used to evaluate nanomaterial toxicity, it remains unclear whether the passage of these cells affects the evaluation results. In the present study, Ba/F3 cells transfected with the BCR-ABL gene were subcultured to study the effect of passage number on cell stability and their cellular responses upon exposure to nanomaterials. The results demonstrated that proliferation, cellular senescence, BCR-ABL gene expression, cell cycle and apoptosis were stable across multiple passages. Senescence and BCR-ABL gene expression of cells from different passage cells were unchanged when treated with silver nanoparticles (AgNPs). In addition, the cells at multiple passage numbers were all arrested in the G 2 /M phase and apoptosis was induced by the AgNPs. These nanoparticles could enter cells via endocytosis and localize in the endosomes, which were also not influenced by passage number. These data suggest that short-term passage would not affect cultured cell stability and toxicity assessment using these cells would be consistent when maintained appropriately.GUO DaWei ZHANG XiuYan HUANG ZhiHai ZHOU XueFeng ZHU LingYing ZHAO Yun GU Ning 2012Science China(Life Sciences)2012,55,10:2
5Overview to the Hard X-ray Modulation Telescope (Insight-HXMT) Satellite显示文摘As China’s first X-ray astronomical satellite, the Hard X-ray Modulation Telescope (HXMT), which was dubbed as Insight-HXMT after the launch on June 15, 2017, is a wide-band(1-250 ke V) slat-collimator-based X-ray astronomy satellite with the capability of all-sky monitoring in 0.2-3 Me V. It was designed to perform pointing, scanning and gamma-ray burst(GRB)observations and, based on the Direct Demodulation Method (DDM), the image of the scanned sky region can be reconstructed.Here we give an overview of the mission and its progresses, including payload, core sciences, ground calibration/facility, ground segment, data archive, software, in-orbit performance, calibration, background model, observations and some preliminary results.Shuang-Nan Zhang TiPei Li FangJun Lu LiMing Song YuPeng X u CongZhan Liu Yong Chen XueLei Cao QingCui Bu Zhi Chang Gang Chen Li Chen TianXiang Chen YiBao Chen YuPeng Chen Wei Cui WeiWei Cui JingKang Deng YongWei Dong Yuan Yuan Du MinXue Fu GuanHua Gao He Gao Min Gao MingYu Ge YuDong Gu Ju Guan Can Gungor ChengCheng Guo DaWei Han Wei Hu Yue Huang Jia Huo ShuMei Jia LuHua Jiang WeiChun Jiang Jing Jin YongJie Jin Bing Li ChengKui Li Gang Li MaoShun Li Wei Li Xian Li XiaoBo Li XuFang Li YanGuo Li ZiJian Li ZhengWei Li XiaoHua Liang JinYuan Liao GuoQing Liu HongWei Liu ShaoZhen Liu XiaoJing Liu Yuan Liu YiNong Liu Bo Lu XueFeng Lu Tao Luo Xiang Ma Bin Meng Yi Nang JianYin Nie Ge Ou JinLu Qu Na Sai RenCheng Shang GuoHong Shen Liang Sun Ying Tan Lian Tao YouLi Tuo Chen Wang ChunQin Wang GuoFeng Wang HuanYu Wang Juan Wang WenShuai Wang YuSa Wang XiangYang Wen BaiYang Wu BoBing Wu Mei Wu GuangCheng Xiao ShaoLin Xiong LinLi Yan JiaWei Yang Sheng Yang YanJi Yang QiBin Yi Bin Yuan AiMei Zhang ChunLei Zhang ChengMo Zhang Fan Zhang HongMei Zhang Juan Zhang Qiang Zhang ShenYi Zhangs Shu Zhang Tong Zhang WanChang Zhang Wei Zhang WenZhao Zhang Yi Zhang YiFei Zhang YongJie Zhang Yue Zhang Zhao Zhang Zhi Zhang ZiLiang Zhang HaiSheng Zhao XiaoFan Zhao ShiJie Zheng JianFeng Zhou YuXuan Zhu Yue Zhu RenLin Zhuang 2020Science China(Physics,Mechanics & Astronomy)2020,63,4:2
6Facile synthesis of high-quality water-soluble near-infr axed emitt ing PbS quantum dots显示文摘Deng Dawei Zhang Wenchao Gu Yueqing 2009Eur J Inorg Chem2009,2009,23:1
7Positive association of the human GABA-A-receptor beta 2 subunit gene haplotype with schizophrenia in the Chinese Han population显示文摘Jixia Liu Yongyong Shi Wei Tang Tingwei Guo Dawei Li Yifeng Yang Xinzhi Zhao Hongsheng Wang Xingwang Li Guoyin Feng Niufan Gu Shaomin Zhu Huijun Liu Yangling Guo Jianguo Shi Hong Sang Lijuan Yan Lin He 2005Biochemical and Biophysical Research Communications2005,,3:1
8Blood-retinal barrier breakdown induced by activation of protein kinase C via vascular endothelial growth factor in streptozotocin-induced diabetic rats显示文摘Xun Xu Qi Zhu Xin Xia Shijie Zhang Qing Gu Dawei Luo 2004Current Eye Research2004,,4:1
9Real-Time Optimal Mission Scheduling and Flight Path Selection显示文摘Yoonsoo K Gu DaWei 0,,06:1
10Square Root Cubature Information Filter显示文摘Chandra K P B Gu Dawei Postlethwaite I 2013IEEE Sensors Journal2013,13,2:1
11Finite element simulation for a new disk-type ultrasonic stator显示文摘JUANG Puuan GU Dawei 2003IEEE Transactions on Ultrasonics Ferroelectrics and Frequency Control2003,50,4:1
12Square root cubature information filter显示文摘Chandra K P B Gu Dawei Postlethwaite I 2013IEEE Sensors Journal2013,13,2:1
13UAV path following in windy urban environments显示文摘Mangal Kothari Ian Postlethwaite Dawei Gu 2014Journal of Intel- ligent Robotic Systens2014,74,34:1
14Anti-leukemia activity of PVP-coated silver nanoparticles via generation of reactive oxygen species and release of silver ions显示文摘Dawei Guo Lingying Zhu Zhihai Huang Haixia Zhou Yue Ge Wenjuan Ma Jie Wu Xiuyan Zhang Xuefeng Zhou Yu Zhang Yun Zhao Ning Gu 2013Biomaterials2013,,:1
15Survey and application of sensor fault detection and isolation schemes显示文摘Samy I Postlethwaite I Gu Dawei 0,,:1
16Real-time optimal mission scheduling and flight path selection 显示文摘Yoonsoo K Gu DaWei 2007Automatic Control IEEE Transactions on2007,52,6:1
17Noisy intermediate-scale quantum computers显示文摘Quantum computers have made extraordinary progress over the past decade,and significant milestones have been achieved along the path of pursuing universal fault-tolerant quantum computers.Quantum advantage,the tipping point heralding the quantum era,has been accomplished along with several waves of breakthroughs.Quantum hardware has become more integrated and architectural compared to its toddler days.The controlling precision of various physical systems is pushed beyond the fault-tolerant threshold.Meanwhile,quantum computation research has established a new norm by embracing industrialization and commercialization.The joint power of governments,private investors,and tech companies has significantly shaped a new vibrant environment that accelerates the development of this field,now at the beginning of the noisy intermediate-scale quantum era.Here,we first discuss the progress achieved in the field of quantum computation by reviewing the most important algorithms and advances in the most promising technical routes,and then summarizing the next-stage challenges.Furthermore,we illustrate our confidence that solid foundations have been built for the fault-tolerant quantum computer and our optimism that the emergence of quantum killer applications essential for human society shall happen in the future.Bin Cheng Xiu-Hao Deng Xiu Gu Yu He Guangchong Hu Peihao Huang Jun Li Ben-Chuan Lin Dawei Lu Yao Lu Chudan Qiu Hui Wang Tao Xin Shi Yu Man-Hong Yung Junkai Zeng Song Zhang Youpeng Zhong Xinhua Peng Franco Nori Dapeng Yu 2023Frontiers of physics2023,18,2:1
18Real-time path planning with limited information for autonomous unmanned air vehicles显示文摘KIM Yoonsoo GU Dawei POSTLETHWAITE I 2008Automatica2008,44,3:1
195-11 Conceptual Design of Sub-critical Reactor of CADS Project显示文摘China Initiative Accelerator Driven System (CIADS) proposed by the Chinese Academy of Sciences which is one of the twelve Major National Scientific and Technological Infrastructures has been approved by National Development and Reform Commission of China, and supposed to be the first principle prototype ADS experimental facility in the world.Gu Long Li Jinyang Wang Dawei Fan Qing Qin Changping Liu Lu Zhu Yanlei Yu Rui Chai Yilin 2015IMP & HIRFL Annual Report2015,,1:0
20Identification of Avian-Derived Ingredients in Livestock and Poultry Meat by PCR Technology显示文摘In order to establish a quick and specific method which could identify the avian-derived ingredients,this study used 16 S rRNA gene sequence as target site,and designed the specific primers of chicken,pigeon meat and quail meat. The DNA of common livestock and poultry meat( including mutton,beef,pork,rabbit meat,pigeon meat,quail meat,chicken,duck and goose) was used as template. Though PCR amplification and specific detection,a quick determination method was established to identify the avian-derived ingredients. The results showed that the selected primers could identify the ingredients of animal origin effectively and quickly. The method was convenient and concise,and could detect the chicken-derived,pigeon-derived,quail-derived ingredients in livestock and poultry food quickly and accurately.Jingxin ZHANG Yushi GAO Xiujun TANG Yanfeng FAN Mengjun TANG Dawei CHEN Qinglian GE Rong GU 2016Asian Agricultural Research2016,8,12:0
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